DERAILMENT OF VOLITION
An indecisiveness where goals are replaced by irrelevant impulses and contradictory wishes.
DERMO-OPTICAL PERCEPTION (DOP)
Ability to see and identify colour by touch. Also called cutaneous perception of colour.
DESIGN FLUENCY TEST
A group of tests that are time limited and need to draw figures or remodel lines to make shapes. Also…
DEXAMETHASONE SUPPRESSION TEST (DST)
Testing the ability of dexamethasone in inhibiting secretions that suppress cortisol levels in the blood.
DIALECTICAL BEHAVIOR THERAPY
Flexible therapy combining principles of behaviour therapy, cognitive and mindfulness behaviours.
DIFFERENTIAL DIAGNOSIS
1. Process of deciding which of 2 diseases are showing overlapping systems. 2. Distinction between 2 or more similar conditions…
DIFFICULTY VALUE
The difficulty of a test item related to the number of people who give the correct answer.
DIMETHYL KETONE, ACETYLCHOLINE (ACH)
A neurotransmitter that excites synapses between motor neurons and muscles.